return null;
            }

            userCode = getUserCodeFromCookie(request);
            if (StringUtil.isBlank(userCode)) {
                userCode = getUserCodeFromUserBean(request);
                if (StringUtil.isBlank(userCode)) {
                    userCode = getId();
                }
            }

            if (StringUtil.isNotBlank(userCode)) {

-->
```release-note

```

#### Additional documentation e.g., KEPs (Kubernetes Enhancement Proposals), usage docs, etc.:

<!--
This section can be blank if this pull request does not require a release note.

When adding links which point to resources within git repositories, like
KEPs or supporting documentation, please reference a specific commit and avoid

     * @param regex The regex pattern for the condition.
     */
    public void addCondition(final String key, final String regex) {
        final String value = conditionMap.get(key);
        if (StringUtil.isBlank(value)) {
            conditionMap.put(key, regex);
        } else {
            conditionMap.put(key, value + "|" + regex);
        }
    }

    @Override

     *
     * @param text The text to detect the language from.
     * @return The detected language.
     */
    protected String detectLanguage(final String text) {
        if (StringUtil.isBlank(text)) {
            return null;
        }
        final String target = getDetectText(text);
        final LanguageResult result = detector.detect(target);
        if (logger.isDebugEnabled()) {

        // Test that constructor works properly
        assertNotNull(new LtrQueryRescorer());
    }

    public void test_evaluate_withBlankModelName() {
        // Test when model name is blank
        ComponentUtil.setFessConfig(new FessConfig.SimpleImpl() {
            @Override
            public String getLtrModelName() {
                return "";
            }

            @Override

= vendor/github.com/blang/semver/v4 licensed under: =

The MIT License

Copyright (c) 2014 Benedikt Lang <github at benediktlang.de>

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell

            jspItems.add(new Pair<>(":" + p.getFirst(), "/" + p.getSecond()));
        }
        for (String key : ComponentUtil.getVirtualHostHelper().getVirtualHostPaths()) {
            if (StringUtil.isBlank(key)) {
                key = "/";
            }
            for (final Pair<String, String> p : systemHelper.getDesignJspFileNames()) {

        // Register service that returns blank pipeline
        ComponentUtil.register(new WebConfigService() {
            @Override
            public OptionalEntity<WebConfig> getWebConfig(final String id) {
                final WebConfig webConfig = new WebConfig();
                webConfig.setId(id);
                webConfig.setConfigParameter("config.pipeline= "); // Blank space

    private static final long serialVersionUID = 1L;

    @Override
    public String getScriptType() {
        final String st = super.getScriptType();
        if (StringUtil.isBlank(st)) {
            return "groovy";
        }
        return st;
    }

    public boolean isLoggingEnabled() {
        return Constants.T.equals(getJobLogging());
    }

            content = extractData.getContent();
            if (fessConfig.isCrawlerDocumentFileIgnoreEmptyContent() && StringUtil.isBlank(content)) {
                return null;
            }
            if (getLogger().isDebugEnabled()) {
                getLogger().debug("ExtractData: {}", extractData);
            }
            // meta